package com.example.demo.mapper;

import com.example.demo.model.BookInfo;
import com.example.demo.model.UserInfo;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;
import org.apache.ibatis.annotations.Update;

import java.util.List;

@Mapper
public interface BookMapper {
    @Insert("insert into book_info (book_name,author,count,price,publish,`status`) " +
            "values (#{bookName},#{author},#{count},#{price},#{publish},#{status})")
    boolean insert(BookInfo bookInfo);

    @Select("select count(1) from book_info where status !=0 ")
    Integer count();


    @Select("select * from book_info where status!=0 order by id desc limit #{offset},#{limit} ")
    List<BookInfo> getListByPage(Integer offset,Integer limit);


    @Select("select * from book_info where id = #{bookId}")
    BookInfo getBookInfo(Integer bookId);

    Integer updateBook(BookInfo bookInfo);

    @Update("update book_info set status = 0 where id = #{id}")
    Integer deleteBoook(Integer id);


    Integer batchDelete(List<Integer> ids);
}
